某型机主桨毂中央件疲劳试验中载荷调试异常的分析与探讨

Analysis and Discussion of the Abnormal Load Debug of One Type Helicopter Main Rotor Hug Fatigue Test

以某型机主桨毂中央件疲劳试验为对象,从试验夹具的安装,控制系统的精度,应变测量误差等方面进行分析,对试验载荷调试过程出现的载荷异常进行了综合分析,确定引起载荷调试异常的原因,提出改进措施,为提高中央件疲劳试验的精度和试验技术水平提供了指导。

Based on one type helicopter main rotor hug fatigue test, through the installation of the test fixture, the precision of the control system, the strain measurement error, abnormal Load debug was analyzed. This aim was to determine the causes of the abnormal Load debug and give the improvement measures, in order to advance the accuracy of the main rotor hug fatigue test and test technology provides